How many chill hours does 40070 get?

40070 averages 1471 chill hours per winter, ranging from 1214 to 1834 across the last 10 years.

What hardiness zone is 40070?

40070 is in USDA hardiness zone 6b.

Location almanac

The short answer

40070 averages 1,471 chill hours per winter (1,214–1,834 across 10 years) in USDA zone 6b.

Computed from 10 winters of ERA5 hourly temperature (Open-Meteo, 2015–2025); zones from USDA PHZM 2023. Data updated July 3, 2026. See methodology.

Every variety in our database, checked against 40070’s chill hours and zone:

Chill and zone requirements are comfortably met in 40070.

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How many chill hours does 40070 get?: 40070 averages 1471 chill hours per winter, ranging from 1214 to 1834 across the last 10 years.
What hardiness zone is 40070?: 40070 is in USDA hardiness zone 6b.

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[1] Open-Meteo / Copernicus ERA5. Historical Weather API (hourly 2m temperature) — accessed July 2026
[2] USDA / PRISM (Oregon State University). 2023 USDA Plant Hardiness Zone Map — accessed July 2026